MP3Gain uses as default, but you can change to 87.
If you are searching for a cracked or "patched" version of Sound Normalizer 7.7 to unlock the full features for free, sound normalizer 87 full free
Sound Normalizer 8.7 is a free audio normalization software developed by Sound Normalizer. It allows users to normalize audio files to a specified level, ensuring consistent volume across different tracks or albums. The software supports various audio formats, including MP3, WAV, FLAC, and more. MP3Gain uses as default, but you can change to 87